<template>
  <div>
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品分类</el-breadcrumb-item>
    </el-breadcrumb>
    <template>
      <el-card>
        <el-row :gutter="20">
          <el-col :span="8">
            <el-input
              placeholder="请输入内容"
              v-model="queryInfo.query"
              clearable
              @clear="getGoodsList"
            >
              <el-button
                slot="append"
                icon="el-icon-search"
                @click="getGoodsList"
              ></el-button>
            </el-input>
          </el-col>
          <el-col :span="4">
            <el-button type="primary" @click="goAddpage">添加商品</el-button>
          </el-col>
        </el-row>
        <el-table :data="goodslist" border stripe>
          <el-table-column type="index" label="#"></el-table-column>
          <el-table-column label="商品名称" prop="goods_name"></el-table-column>
          <el-table-column
            label="商品价格"
            prop="goods_price"
            width="95px"
          ></el-table-column>
          <el-table-column
            label="商品重量"
            prop="goods_weight"
            width="70px"
          ></el-table-column>
          <el-table-column label="创建时间" prop="add_time" width="140px">
            <template slot-scope="scope">{{
              scope.row.add_time | dateFormat
            }}</template>
          </el-table-column>
          <el-table-column label="操作" width="130px">
            <template slot-scope="scope">
              <el-button
                type="primary"
                icon="el-icon-edit"
                size="mini"
              ></el-button>
              <el-button
                type="danger"
                icon="el-icon-delete"
                size="mini"
                @click="removeById(scope.row)"
              ></el-button>
            </template>
          </el-table-column>
        </el-table>
        <!-- 分页区 -->
        <el-pagination
          @size-change="handleSizeChange"
          @current-change="handleCurrentChange"
          :current-page="queryInfo.pagenum"
          :page-sizes="[5, 10, 15, 20]"
          :page-size="queryInfo.pagesize"
          layout="total, sizes, prev, pager, next, jumper"
          :total="total"
          background
        >
        </el-pagination>
      </el-card>
    </template>
  </div>
</template>

<script>
export default {
  data() {
    return {
      queryInfo: {
        query: "",
        pagenum: 1,
        pagesize: 10,
      },
      //商品列表
      goodslist: [],
      //总数据条数
      total: 0,
    };
  },
  created() {
    this.getGoodsList();
  },
  methods: {
    //根据分页获取对应的商品列表
    async getGoodsList() {
      const { data: res } = await this.$http.get("goods", {
        params: this.queryInfo,
      });
      if (res.meta.status !== 200) {
        return this.$message.error("获取商品列表失败");
      }
      //   this.$message.success("获取商品列表成功！");
      this.goodslist = res.data.goods;
      this.total = res.data.total;
      // console.log(res.data);
    },
    handleSizeChange(newSize) {
      this.queryInfo.pagesize = newSize;
      this.getGoodsList();
    },
    handleCurrentChange(newPage) {
      this.queryInfo.pagenum = newPage;
      this.getGoodsList();
    },
    async removeById(row) {
      const confirmResult = await this.$confirm(
        "此操作将永久删除该参数, 是否继续?",
        "提示",
        {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning",
        }
      ).catch((err) => err);
      //如果用户确定了删除，则返回结果为字符串 confirm
      //如果用户取消了删除，则返回结果为字符串 cancel
      // console.log(confirmResult);
      if (confirmResult !== "confirm") {
        return this.$message.info("已取消删除");
      }
      const { data: res } = await this.$http.delete(`goods/${row.goods_id}`);
      if (res.meta.status !== 200) {
        return this.$message.error("删除商品失败");
      }
      this.$message.success('删除商品成功')
      this.getGoodsList()
    },
    goAddpage(){
        this.$router.push('/goods/add')
    }
  },
};
</script>

<style lang="less" scoped>
</style>